in washington. >> i hope that nobody in the world will be sent to prison for taking drugs ever again. i hope that anybody who lies a drug problem will get help. >> and he is the monster of concrete with curbs. capitald his nation's and touched the world. welcome to our viewers on public television in america and around the globe. after days of demonstrations, the egyptian president has appeared on national television to try to allay fears over his leadership. muhamed morsi said dialogue was needed to solve this crisis. he has invited all major political factions to a meeting on saturday. but he is refusing to rescind his sweeping new powers in a constitution drafted by his allies. here is the latest. >> thanks and barbara are outside the presidential palace in cairo. after a night of violence, the republican guard moved in and demanded protesters leave the area. they are now protecting a beleaguered president morsi. some are still maintaining a vigil outside. >> mohammad morsi, one of the biggest opponents of the old regime, is now holed up with the army protecting him inside the pres